One car leaves a given point and travels north at 40 mph. Another car leaves 1 HOUR LATER, and travels west at 50 mph. At what rate is the distance between the cars changing at the instant the second car has been traveling for 1 hour?

One car leaves a given point and travels north at 40 mph. Another car leaves 1 HOUR LATER, and travels west at 50 mph. At what rate is the distance between the cars changing at the instant the second car has been traveling for 1 hour?

College Algebra

1st Edition

ISBN:9781938168383

Author:Jay Abramson

Publisher:Jay Abramson

Chapter2: Equations And Inequalities

Section2.3: Models And Applications

Problem 20SE: Ben starts walking along a path at 4 mi/h. One and a half hours after Ben leaves, his sister Amanda...

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